CN105413127A

CN105413127A - Sport Ball With Indented Casing

Info

Publication number: CN105413127A
Application number: CN201510811609.1A
Authority: CN
Inventors: 斯科特·瑞恩·伯格伦; 塔尔·科恩; 文森特·F·怀特; 加里·W·格拉恩
Original assignee: Nike Innovation LP
Current assignee: Nike International Ltd; Nike Innovation LP
Priority date: 2010-12-03
Filing date: 2011-11-30
Publication date: 2016-03-23
Anticipated expiration: 2031-11-30
Also published as: CN103328052A; US9254424B2; WO2012075090A1; US8617011B2; EP3115087B1; US20140155203A1; EP2944359A1; EP2944359B1; US20140000786A1; CN105413127B; CN103328052B; US20120142465A1; US9468815B2; EP3115087A1; EP2646121B1; EP2646121A1

Abstract

The invention relates to a sport ball with an indented casing. A sport ball may incorporate a casing that includes a plurality of joined panels. At least one of the panels may have a first layer, a second layer, and a third layer. The casing defines at least one indentation in the exterior surface, and the first layer is bonded to the third layer adjacent to the indentation. In some configurations, the casing may also define at least one indentations in a surface of the third layer, which may correspond in location with the indentation in the exterior surface. Additionally, the sport ball may include an intermediate structure and a bladder located within the casing.

Description

There is the sport ball of the shell of band impression

The application is the applying date is on November 30th, 2011, and application number is 201180057846.3, and denomination of invention is the divisional application of the application of " sport ball with the shell of band impression ".

Technical field

The application relates to a kind of sport ball with the shell of band impression.

Background technology

Various inflatable sport ball, such as Association football, present the layer structure comprising shell, intermediate structure and bladder usually.Shell formed sport ball exterior section and generally by along joining edge joint area, (such as, use sew up or adhesive) multiple durable and wear-resistant plate (panel) are formed together.Although panel configuration can change significantly, the shell of traditional Association football comprises 32 plates, and 12 plates wherein have pentagonal shape and 20 plates wherein have hexagonal shape.

Intermediate structure forms the mid portion of sport ball and is positioned between shell and bladder.Among other object, intermediate structure can provide the softening sensation to sport ball, energizes and returns and limit the expansion of bladder.In some configurations, the part of intermediate structure or intermediate structure can combine as lining material, connects or otherwise be incorporated in shell.In other configuration, the part of intermediate structure or intermediate structure can in conjunction with, connect or be otherwise incorporated in bladder.

The bladder with inflatable configuration is positioned at intermediate structure to provide the interior section of sport ball.In order to contribute to expanding (such as, use compressed air), bladder generally comprises the opening that valve is housed of each extended through in intermediate structure and shell, because of but enterable from the outside of sport ball.

Summary of the invention

The invention provides a kind of sport ball.Sport ball can comprise the shell comprising multiple connecting plate.At least one in plate can have: (a) comprise polymeric material and located to be formed the ground floor of a part for the outer surface of ball, (b) comprise polymer foams and by inwardly and be adjacent to the second layer of ground floor location and (c) and comprise textile material and by inwardly and adjoin the third layer of second layer location.Shell is defined at least one impression in outer surface, and ground floor is adjacent to impression is attached to third layer.In some configurations, shell also can define in the surface of third layer in position can be corresponding with the impression in outer surface at least one impression.In addition, sport ball can comprise the intermediate structure and bladder that are positioned at shell.

Wherein said shell can be defined in the second impression in the surface of described third layer, and described ground floor can be adjacent to described second impression and be attached to described third layer.

Wherein at least described ground floor can be attached in the region of described third layer at described ground floor and extend through the described second layer.

The wherein said second layer can have (a) and be adjacent to the first thickness that wherein said ground floor is attached to the region of described third layer, and (b) and wherein said ground floor are attached to isolated second thickness in described region of described third layer, described first thickness can be less than described second thickness.

At least one in the described polymeric material of wherein said ground floor and the described polymer foams of the described second layer can comprise thermoplastic, polymeric materials.

Wherein intermediate structure can between described shell and described bladder.

Present invention also offers a kind of sport ball, comprising:

Shell, it comprises at least one plate defining multiple edge, described plate has polymer foam layer and is positioned at a pair cover layer of opposite side of described polymer foam layer, described plate is defined in the relative impression in described cover layer, described impression is inwardly spaced apart from described edge, and described cover layer is combined with each other at described impression place; And

Bladder, it is positioned at described shell.

The first cover layer in wherein said cover layer can be formed by polymeric material and the second cover layer in described cover layer can be formed by textile material.

Wherein said cover layer can extend in described polymer foam layer between described impression.

Wherein said polymer foam layer can have (a) first thickness between described impression, and (b) with the second thickness in the isolated region of described impression, described first thickness can be less than described second thickness.

Invention additionally provides a kind of sport ball, comprising:

Shell, its have from described ball outwardly facing outer surface with inwardly towards relative inner surface, described shell comprises at least one plate, described plate has: (a) defines the skin of the impression in described outer surface, and (b) defines the internal layer of the impression in described inner surface, described outer field major part and described internal layer spaced apart, and described skin is fixed to described internal layer at described impression place; And

Bladder, it is positioned at described shell.

Wherein said impression can be opened with the marginating compartment of described plate.

Wherein said skin can be formed by polymeric material and described internal layer can be textile material.

Wherein polymer foam layer can extend between described skin and described internal layer.

The present invention still further provides a kind of sport ball, comprising:

Shell, it comprises at least one plate, described plate has central core and is positioned at a pair cover layer on the opposite side of described central core, described plate defines the relative impression in described cover layer, the major part of described central core is formed by polymer foams, has the first thickness, and a part for described central core is between described impression, have the second thickness, described first thickness is greater than described second thickness; And

Bladder, it is positioned at described shell.

Present invention also offers a kind of method manufacturing sport ball.The method manufacturing sport ball can comprise: provide plate, this plate has the second layer that (a) comprises the ground floor of polymeric material, (b) comprises polymer foams and be adjacent to ground floor location, and (c) comprises textile material and be adjacent to the third layer of second layer location.The region of plate is compressed and is heated so that ground floor is attached to third layer by a part for the polymer foams of (a) softening second layer and (b).In addition, the fringe region of plate is connected to the fringe region of other plate.

Described method also can comprise directed described ground floor to form the step of a part for the outer surface of described sport ball.

Wherein to compress and the step heated can comprise a kind of temperature improving described plate utilized in high frequency and ultra-sonic welded.

Propose advantage and the feature of novel features aspect of the present invention in the following claims especially.But, in order to obtain the advantage of novelty and promoting understanding of feature, reference can be made to the following descriptive content and accompanying drawing described with illustrating the various configuration relevant with the present invention and concept.

Accompanying drawing explanation

When read in conjunction with the accompanying drawings, foregoing general description and following detailed description will be better understood.

Fig. 1 is the perspective view of sport ball.

Fig. 2 is another perspective view of sport ball.

Fig. 3 be as the cross-sectional view strength of sport ball that defines by the hatching 3 in Fig. 2.

Fig. 4 is the top view of the plate of sport ball.

Fig. 5 is the upward view of plate.

Fig. 6 be as the cross-sectional view strength of plate that defines by the hatching 6 in Figure 4 and 5.

Fig. 7 A-7F is consistent with Fig. 4 and depicts the top view of the other configuration of plate.

Fig. 8 A-8D is consistent with Fig. 6 and depicts the cross-sectional view strength of the other configuration of plate.

Fig. 9 A-9C is the perspective schematic view of the process for the formation of plate.

Figure 10 A-10C be as respectively the cross-sectional view strength of the process for the formation of plate that defines by the hatching 10A-10C in Fig. 9 A-9C.

Figure 11 is the perspective view of another sport ball.

Figure 12 be as the cross-sectional view strength that defines by the hatching 12 in Figure 11.

Detailed description of the invention

Discussion below and accompanying drawing disclose various sport ball configuration and the method relevant with the manufacture of sport ball.Although sport ball is discussed about Association football and describes, the idea relevant to configuration and method can be applied to various types of type inflatable sport ball.Therefore, except Association football, the concept discussed in this article can be merged in such as basketball, football (no matter rugby or Rugby football), vollyball and water polo.Various can not inflating sport ball, such as Baseball and Softball, also can be included in the concept discussed herein.

General sport ball configuration

Depict the sport ball 10 of the general configuration with Association football in fig. 1-3.Ball 10 presents layer structure, and this layer structure has that (a) forms the shell 20 of the exterior section of ball 10, (b) is positioned at the inflatable bladder 40 that the intermediate structure 30 of shell 20 and (c) form the interior section of ball 10.When pressurized, bladder 40 causes ball 10 to present substantially spherical shape.More particularly, the pressure in bladder 40 causes bladder 40 outside power to be placed in intermediate structure 30.And then outside power is placed on shell 20 by intermediate structure 30.In order to limit the expansion of bladder 40 and the tension force also in limit shell 20, a part for intermediate structure 30 can have limited level of stretch.In other words, outside power is placed in intermediate structure 30 by bladder 40, but the tensile properties of intermediate structure 30 stops outside power to cause significant tension force in shell 20 effectively.Correspondingly, intermediate structure 30 constraint comes from the pressure of bladder 40, allows outside power to cause spherical form in shell 20 simultaneously, thus gives ball 10 with spherical shape.

Shell 20 is formed by the various plates 21 being joined together to form multiple seam 22 along adjacent side or fringe region.Although plate 21 is depicted as have 12 equilateral pentagonal shapes, but plate 21 can have other shapes various (such as, triangle, square, rectangle, hexagon, trapezoidal, circular, oval, non-geometrically) that inequilateral shape, recessed or convex edge or the mode with tessellation type (tessellation-type) combine to be formed shell 20.In some configurations, ball 10 can have 12 pentagonal panel 21 and 20 hexagonal plates 21, to give the general configuration of traditional Association football.Selected plate 21 also can form single (that is, monolithic) structure with the plate 21 adjoined, to form the bridging board of the quantity reducing seam 22.Although seam 22 is formed by the joining edge region with stitching (such as, craft or machine are sewed up) connecting plate 21, seam 22 also combines by adhesive or welds and formed.Open in the U.S. Patent Application Publication 2010/0240479 of the people such as the example Raynak of solder joint, this U.S. Patent Application Publication is incorporated to herein by reference.

Shell 20 defines outer surface 23 and relative inner surface 24.Outer surface 23 is towards outer and form the outer surface of ball 10.Inner surface 24 and outer surface 23 are relatively located and towards inner and towards intermediate structure 30.In many configurations of ball 10, inner surface 24 contacts intermediate structure 30.As Fig. 1-3 describe, multiple impression (indentation) 25 and 26 is formed in shell 20 and central area towards shell 20 extends.But impression 25 is formed in outer surface 23, impression 26 is formed in inner surface 24.Impression 25 is relatively located substantially with impression 26.Impression 25 and 26 gives ball 10 various advantage.Such as, impression 25 can have design or the profile of the aesthetic feeling promoting ball 10.In some configurations, impression 25 also can form the manufacturer of marked ball 10 or pass on the mark of the feature about ball 10.In addition, impression 25 can promote the aerodynamics of ball 10, or for individual provide such as during playing football, dribble or passing to the better control of ball 10.

Intermediate structure 30 is positioned between shell 20 and bladder 40, and can be formed to be produced as that sport ball provides one or more compressible foam foam layer of softening sensation, the restraint layer of the expansion of the energize rubber layer that returns and constraint bladder 40.The general structure of intermediate structure 30 can change significantly.Such as, restraint layer can be formed by following element: (a) line, yarn or filament, and it is repeatedly wound around around bladder 40 in all directions, to form the network structure covering most bladder 40; The fabric component of the smooth or plane of (b) multiple cardinal principle, it is sewn to together to form the structure extended around bladder 40; Or (c) webbing of the smooth or plane of multiple cardinal principle, it is placed in around in the juxtaposed configuration of bladder 40 by latex impregnation.For another example, intermediate structure 30 can be formed substantially seamless and bending (such as, hemispherical or spherical) fabric, as disclosed in the U.S. Patent Application Publication 2009/0325746 of the people such as Raynak, this U.S. Patent Application Publication is incorporated to herein by reference.In some configurations of ball 10, the part of intermediate structure 30 or intermediate structure 30 also can combined, connect or be otherwise incorporated in bladder 40, or intermediate structure 30 can not exist in ball 10.Correspondingly, the structure of intermediate structure 30 can change to comprise various configuration and material significantly.

Bladder 40 has inflatable structure and is positioned at intermediate structure 30 to provide the interior section of ball 10.Upon inflation, bladder 40 presents circle or substantially spherical shape.In order to contribute to expanding, bladder 40 can comprise the opening (description) of the band valve extending through intermediate structure 30 and shell 20, therefore bladder 40 is can be enterable from the outside of ball 10, or bladder 40 can have the valveless semi-permanently inflated.Bladder 40 can be diffused into the rubber of the outside of ball 10 by the air stoped substantially in bladder 40 or other fluid or carbon latex material is formed.Except rubber or carbon latex material, various other elastomeric material or otherwise stretchable material can be used to bladder 40.Bladder 40 also can have the structure formed by multiple connecting plate, and disclosed in the U.S. Patent Application Publication 2009/0325745 of the people such as Rapaport, this U.S. Patent application is incorporated to herein by reference.

The configuration of plate

Single plate 21 is described in figs. 4-6 and is had the layer structure comprising ground floor or outer 51, the second layer or intermediate layer 52 and third layer or internal layer 53.Outer 51 parts forming outer surfaces 23, inwardly and be adjacent to outer 51 location, and internal layer 53 inwardly and be adjacent to intermediate layer 52 and locate in intermediate layer 52.In this configuration, intermediate layer 52 is positioned between layer 51 and 53.That is, layer 51 and 53 forms the cover layer (that is, outer and internal layer) be positioned on the opposite side in intermediate layer 52 effectively.

Various material can be used to each in layer 51-53, comprises various polymeric material, polymer foams and fabric.More particularly, outer 51 can be formed with the polymeric material of durable and wear-resistant outer surface by giving ball 10.The example being suitable for the polymeric material of plate 21 comprises polyurethane, polyvinyl chloride, polyamide, polyester, polypropylene and polyolefin.In some configurations, outer 51 can be formed by synthetic leather material.Intermediate layer 52 can be formed by the polymer foams of such as polyurethane or ethylene vinyl acetate copolymer.In some configurations, intermediate layer 52 can comprise several layers of (such as, the three layers) polymeric material with different densities.In addition, internal layer 53 can be formed by textile material (such as, braiding or knit goods).More particularly, the textile material of internal layer 53 can be formed by polyester, cotton, nylon, staple fibre, silk, spandex or other material various.Textile material also can comprise multiple material, such as polyester and cotton mixture.In some configurations, one or more layers of 51-53 can comprise filament or the fiber of reinforcement or stiffened shell 20.

Layer 51 and 53 is separated with each other by intermediate layer 52 usually.But in the region of impression 25 and 26, layer 51 and 53 curves inwardly and combined or otherwise fastened to each other.That is, impression 25 and 26 is located relative to each otherly and is extended in plate 21 in corresponding position, and in this position, the part forming impression 25 and 26 respectively of layer 51 and 53 is mutually secured at the back.Since most outer 51 is spaced apart with internal layer 53, layer 51 and 53 extends through intermediate layer 52 with combination or otherwise fastened to each other in the region of impression 25 and 26.Similarly, intermediate layer 52 partly can form gap or additionally not exist in the region of impression 25 and 26.In some configurations, intermediate layer 52 can be compressed widely in the region of impression 25 and 26, therefore forms the polymeric layer of the part of the formation impression 25 and 26 of separating layer 51 and 53.

Impression 25 and 26 can change significantly relative to the position of plate 21.As described, multiple edges 27 that impression 25 and 26 is parallel to plate 21 extend.In this configuration, impression 25 and 26 forms from edge 27 inside isolated pentagon shaped.But in the other configuration of plate 21, impression 25 and 26 can be arranged in other region maybe can give different shapes or layout.Such as, Fig. 7 A is depicted wherein impression 25 and forms the concentric pentagonal configuration connected by radial portions.In Fig. 7 B and 7C, impression 25 has circular and leg-of-mutton configuration respectively, but also can be square, rectangle, hexagon or any other rule or irregular shape.With reference to figure 7D, impression 25 presents radial configuration.In some configurations, impression 25 can have graphical form, as in figure 7e, maybe can give information, as in figure 7f.Impression 25 also can form the shape of company logo or trade mark.As discussed above, impression 25 can have the design of aesthetic feeling that promotes ball 10 or profile, formation marked ball 10 manufacturer mark, pass on the information of the feature about ball 10, promote the aerodynamics of ball 10 or be supplied to the better control of individual to ball 10.These advantages are comprised in ball 10 by changing the shape of impression 25 and 26 and layout.

The concrete configuration of impression 25 and 26 also can change significantly.With reference to figure 6, each configuration with the substantial circular of the approximate mid points extending to plate 21 of impression 25 and 26.In another configuration, as in fig. 8 a describe, compared to impression 26, impression 25 can extend across the more thickness of plate 21.With reference to figure 8B, impression 25 extends through the thickness whole substantially of plate 21.With reference to figure 8C, impression 25 and 26 can be spaced from one another, and the part in intermediate layer 52 is extended between impression 25 and 26.In this configuration, intermediate layer 52 have the first thickness between (a) impression 25 and 26 and (b) with the second thickness in the isolated region of impression 25 and 26, the first thickness is less than the second thickness.Formed with circle and contrast, impression 25 and 26 also can present foursquare configuration, as in Fig. 8 D describe.Therefore, impression 25 and 26 can have various configuration.

Based on above discussion, plate 21 comprises impression 25 and 26, and impression 25 and 26 can have design or the profile of the aesthetic feeling promoting ball 10.In some configurations, impression 25 also can form the mark of the manufacturer of marked ball 10 or pass on about the information of the feature of ball 10.In addition, impression 25 can promote the aerodynamics of ball 10, or for individual provide such as during playing football, dribble or passing to the better control of ball 10.

Manufacture process

Various manufacture process can be utilized to form impression 25 and 26 in plate 21.The example of manufacture process is described by Fig. 9 A-9C and 10A-10C.With reference to figure 9A and 10A, one in plate 21 is positioned on platen 61.Pressing plate 62 to be positioned on platen 61 and to comprise the ridge 63 with pentagon shaped (such as, the shape of impression 25 and 26).Pressing plate 62 then towards platen 61 translation and compressive plate 21, as in Fig. 9 B and 10B describe.More particularly, ridge 63 is compressed into and is added the region of the plate 21 of thermosetting impression 25 and 26.Like this, the softening intermediate layer 52 that can be formed by polymer foam of pressing plate 62 and ridge 63 (a) a part and skin 51 is attached to internal layer 53 by (b).As at Fig. 9 C and 10C describe, then pressing plate 62 removes from plate 21 formation completing impression 25 and 26 substantially.

When be exposed to enough hot time, the polymeric material in plate 21 is soft state or liquid state from Solid State Transformation, especially when utilizing thermoplastic, polymeric materials.When being sufficiently cool, polymeric material then from soft state or liquid state be solid-state.Based on these character, the polymeric material of (a) outer 51 can soften to be formed with the bond of the textile material of internal layer 53 and the polymer foams in (b) intermediate layer 52 can melt, softens, separates, ruptures or be formed the gap allowing layer 51 and 53 to contact with each other and combine.

In order to the material in suitably heating plate 21, coupling apparatus 62 can be worked as when contacting with plate 21 and generated heat.In some configurations, resistive heating elements can be merged in pressing plate 62 to improve the temperature of the plate 21 in the region of impression 25 and 26.Selectively, high frequency (HF) heating element heater, radio frequency (RF) heating element heater or ultrasonic heating element can be merged in pressing plate 62 and ridge 63 to improve the temperature of the plate 21 in the region of impression 25 and 26.

As other problem, above disclosed process depicts the ridge 63 in the side being pressed into plate 21.That is, ridge 63 compresses into the sidepiece comprising skin 51 of plate 21.Although pressing plate 62 compresses outer 51 with against the internal layer 53 lain on platen 61, impression 26 is formed in internal layer 53.More particularly, outer 51 effectively tension force is placed in by the pressure coming from pressing plate 62.When the pressure coming from pressing plate 62 is removed, the tension force in outer 51 draws internal layer 53 towards the center of plate 21.Although ridge 63 only compresses into the side of plate 21, due to the equilibrium of the power in plate 21, both impressions 25 and 26 are all formed.Therefore, both impressions 25 and 26 are all formed by compressing into the only side of plate 21 with pressing plate 62.

Other sport ball configuration

Another sport ball 70 is depicted as in figs. 11 and 12 and comprises shell 71, intermediate structure 72 and bladder 73.As the plate 21 of shell 20, shell 71 has the laminar configuration comprising outer 81, intermediate layer 82 and internal layer 83.In addition, layer 81 and 83 forms impression 74 and 75 respectively in the region of shell 71.Although shell 20 comprises the various plates 21 connected by seam 22, shell 71 has the substantial uniform or continual configuration not comprising plate or comprise less plate.But be similar to the profile of seam 22 to give seam, impression 74 and 75 is arranged in the region of the position of the seam 22 of corresponding ball 10.That is, impression 74 and 75 gives the profile of the seam in ball 70.

The present invention is disclosed with reference to various configuration above with in the accompanying drawings.But, the disclosure the object that rises be to provide the example of the various characteristic sum concepts relevant with the present invention, and be not intended to limit the scope of the invention.Those skilled in the relevant art will recognize and can make a lot of change and amendment to configuration described above, and not depart from the scope of the present invention as being defined by the appended claims.

Claims

1. a sport ball, comprising:

Shell, its have from described sport ball outwardly facing outer surface with inwardly towards relative inner surface, described shell comprises multiple plate, described multiple plate comprises the first plate, described first plate has: (a) defines the skin of the first impression in the described outer surface of described shell, b () defines the internal layer of the second impression in the described inner surface of described shell, and (c) central core, the described outer field major part of described first plate is spaced apart by the described internal layer of described central core and described first plate, and the described skin of described first plate is fixed to the described internal layer of described first plate at described first impression and described second impression place, and

Bladder, it is positioned at described shell;

Wherein, described first plate has one or more peripheral edge, described one or more peripheral edge is connected to the edge of the adjacent plate of described shell to form one or more seam, each part being adjacent to described one or more seam inwardly protruding past described first plate in described one or more seam, described first impression extends at least one in described one or more peripheral edge;

Wherein, at least one in the Part I of described first impression and one or more peripheral edges of described first plate is spaced apart;

Wherein, the Part II of described first impression extends at least one in one or more peripheral edges of described first plate; And

Wherein, described first impression and described second impression have the configuration of square cross section substantially separately.

2. sport ball according to claim 1, wherein said shell is defined in the second impression in the surface of described third layer, and described ground floor is adjacent to described second impression and is attached to described third layer.

3. sport ball according to claim 1, wherein at least described ground floor is attached at described ground floor in the region of described third layer and extends through the described second layer.

4. sport ball according to claim 1, the wherein said second layer has (a) and is adjacent to the first thickness that wherein said ground floor is attached to the region of described third layer, and (b) and wherein said ground floor are attached to isolated second thickness in described region of described third layer, described first thickness is less than described second thickness.

5. sport ball according to claim 1, wherein said skin comprises polymeric material and described central core comprises foam of polymers, and described foam of polymers comprises thermoplastic, polymeric materials.

6. sport ball according to claim 1, wherein intermediate structure is between described shell and described bladder.

7. a sport ball, comprising:

Bladder, it is positioned at described shell;

Wherein, described first plate has one or more peripheral edge, described one or more peripheral edge is connected to the edge of the adjacent plate of described shell to form one or more seam, each part being adjacent to described one or more seam inwardly protruding past described first plate in described one or more seam, described first impression and described second impression extend at least one in described one or more peripheral edge separately; And

8. sport ball according to claim 7, wherein said skin is formed by polymeric material and described internal layer is formed by textile material.

9. sport ball according to claim 7, wherein said skin and described internal layer extend in described central core between described first impression and described second impression.

10. sport ball according to claim 7, wherein said central core has (a) first thickness between described first impression and described second impression, and (b) with the second thickness in described first impression and the described second isolated region of impression, described first thickness is less than described second thickness.

11. sport balls according to claim 7, wherein intermediate structure is between described shell and described bladder.

12. sport balls according to claim 17, wherein said first impression and described second impression are oppositely arranged.

13. sport balls according to claim 17, wherein said skin is formed by polymeric material and described internal layer is textile material.

14. sport balls according to claim 17, wherein said central core is polymer foam layer.

15. sport balls according to claim 17, wherein intermediate structure is between described shell and described bladder.

16. sport balls according to claim 17, wherein said first impression is relative impression with described second impression; And

Wherein, the major part of described central core is formed by polymer foams, has the first thickness, and the part between described impression of described central core has the second thickness, and described first thickness is greater than described second thickness.

17. 1 kinds of sport balls, comprising:

Bladder, it is positioned at described shell;

Wherein said first plate has one or more peripheral edge, described one or more peripheral edge is connected to the edge of the adjacent plate of described shell to form one or more seam, each part being adjacent to described one or more seam inwardly protruding past described first plate in described one or more seam, described first impression extends at least one in described one or more peripheral edge;

18. sport balls according to claim 17, wherein said outer field major part and described internal layer spaced apart.

19. sport balls according to claim 17, the thickness that wherein said first impression extends through described first plate than described second impression is many.